KR20090083520A - Display device and method for upgrading software thereof - Google Patents

Abstract

A display device and a method for upgrading software are provided to store and manage change history information of a software version. A manufacturer display area(210) displays manufacturer information of an image display device. A model name information display area(220) displays model name information. A serial number information display area(230) displays serial number information. The first version information display area(240) displays version information of actually installed software. An upgrade version information selecting area(250) displays upgrade version information of software which is upgraded compared to a current version.

Description

Display device and method for upgrading software

The present invention relates to an image display device, and more particularly, to an image display device and a software upgrade method for managing a software version information in an image display device equipped with an On Air Download (OAD) function to create a user-oriented environment. will be.

 In general, an image display device receives and stores software for controlling the operation of the image display device in a flash memory included therein, and controls the overall operation by the stored software.

That is, when upgrading the software stored in the flash memory to improve the performance of any video display device, the manufacturer of the video display device generates the upgrade software and transmits it to the video display device through a broadcast wave.

The upgrade software included in the broadcast signal is extracted to upgrade the software of the image display device, and this software upgrade method is referred to as an on air download (OAD).

The software upgrade process implemented to date consists of downloading the software automatically when a new software is found and a method of actively searching for the software.

That is, when there is software to be upgraded in the currently received broadcast signal, there are a method of forcibly upgrading the corresponding software and a method of selectively upgrading the corresponding software according to a user's request after notifying the user of the existence of the software.

When the software is upgraded as described above, the corresponding information is displayed on the diagnostic menu showing the information of the corresponding image display device to provide the user with version information of the software.

That is, as shown in FIG. 1, a diagnostic menu for displaying information of a TV exists in an existing video display device. The diagnostic menu includes version information, product serial number, and model name of the software for the video display device. Consists of.

Therefore, when the software is upgraded through the OAD or other download, the corresponding version information is displayed on the version information of the software, so that the user can easily grasp the version of the current software.

However, there is a problem in that the user cannot exactly know the software version according to the image display apparatus of the current user only by the provided software version information.

That is, if the user does not download the software unconditionally under the condition of downloading the software through OAD, the latest version of the software for the current set cannot be determined. Therefore, if a problem occurs in the set, the cause of the problem is There is a problem that can not self-diagnose whether it is a software upgrade problem.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and an object thereof is to store and manage change history information of a software version.

In addition, it is another object to enable a self-diagnosis whether the cause of the problem is a problem caused by the missing version up when a problem later occurs based on the change history information of the software version.

In addition, it is another object to enable the reservation upgrade setting to the latest version later by using the change history information of the software version.

An image display device according to the present invention includes a broadcast signal receiving unit for receiving a broadcast signal input from the outside and decoding the video, voice, broadcast-related information; An OAD processor extracting software related information to be upgraded from broadcast related information output through the broadcast signal receiving unit; A memory unit for storing the extracted version information of the software to be upgraded; A controller configured to store version information of the software extracted through the OAD processing unit in the memory unit, and to display version change history information according to the version of the currently installed software based on the stored version information of the software; And a display unit which displays the version change history information according to the control signal of the controller.

In addition, the software upgrade method of the image display device according to the present invention comprises the steps of detecting the relevant information of the software in the broadcast signal received from the outside; Storing version information of the received software using the detected information; And displaying version change history information according to the version of the currently installed software based on the version information of the stored software according to a user's request.

In addition, the software version information interface according to the present invention is an interface provided on the OSD screen of the video display device to check the version change history information of the software, the first version that displays the version information of the software currently installed on the video display device An information display area; And a second version information display area for displaying version information of the software whose version is upgraded from the software displayed on the first version information display area among previously received software.

The video display device and the software upgrade method according to the present invention can easily check the latest version of the software according to the current set of the user, if the user does not automatically perform the software upgrade, and accordingly, if a problem occurs, the version upgrade is missing. It is possible to self-diagnose whether the problem is caused by this, and thus, it is possible to increase the user convenience by enabling a scheduled upgrade of a specific version when upgrading the software.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other embodiments included within the scope of other inventive inventions or the scope of the present invention can be easily made by adding, changing, or deleting other elements. I can suggest.

2 is a view showing a software upgrade system according to the present invention, Figure 3 is a block diagram showing the configuration of an image display device according to the present invention, Figure 4 is a view showing a diagnostic menu displayed according to the present invention, Figure 5 is a flowchart illustrating a step-by-step method of displaying version change history information of software according to the present invention, and FIG. 6 is a flowchart illustrating a step-by-step upgrade method of software for setting reserved upgrade according to the present invention.

First, as shown in FIG. 2, the software upgrade system according to the present invention includes a manufacturer 10, a broadcasting station 20, and an image display device 30.

First, the manufacturer 10 encodes the upgraded software applied to the image display device to the broadcasting station 20 by encoding the upgraded software to the object carousel protocol (OC protocol).

The OC encoded stream of the OAD software thus provided is multiplexed and transmitted with an A / V stream of a broadcasting station and a data stream for data broadcasting and program index.

Then, the stream transmitted from the broadcasting station 20 is received by the user's video display device 30 through a repeater, and the upgrade software included in the broadcast signal is extracted to perform software upgrade.

That is, each of the video display device manufacturers 10 separately defines the standard and the upgrade method of the software of the products they manufacture and encodes it and provides it to the broadcasting station 20, and the broadcasting station 20 provides the A / V. The encoded OAD software for each manufacturer is transmitted to the user's video display device 30 as a stream.

A detailed configuration of the image display device will be described below.

According to an exemplary embodiment of the present invention, a video display device includes a tuner 110 for tuning a broadcast signal having a frequency band corresponding to a channel selected by a user among broadcast signals input from the outside, and VSB (Vestigial Sideband) Demodulation unit 120 for outputting in the form of a transport stream through a demodulation process and error correction process, and various broadcasts defined by the video signal and audio signal and PSIP (Program and System Information Protocol) information A demultiplexer 130 which is separated into related data and outputs it in the form of a bit stream, an image processor 130 for signal processing to display the video signal, and a display unit 140 for displaying the signal processed video signal. And an OAD (On Air Download) processing unit for extracting software related information to be upgraded from the separated broadcast related information. 160, a memory unit 170 storing version information of the extracted software, version information of software extracted through the OAD processing unit 160, is stored in the memory unit 170, and The controller 180 controls to display the version change history information according to the version of the currently installed software based on the version information, and the information screen generation unit 190 for generating an information screen for displaying the version change history information. It is configured by.

The operation of the image display device according to the present invention configured as described above is as follows.

In general, broadcast signals are transmitted in the form of a packetized transport stream by time division multiplexing a video signal, an audio signal, and additional data.

The tuner 100 receives a broadcast signal transmitted from the outside through an antenna (not shown), and tunes a broadcast signal having a frequency band corresponding thereto according to a tuning control signal of the controller 180 to be described later.

The demodulator 110 outputs the broadcast signal of the tuned specific channel in the form of a transport stream through a VSB (Vestigial Sideband) demodulation process and an error correction process.

The demultiplexer 120 separates the output transport stream into various types of additional data defined by a video signal, an audio signal, and PSIP (Program and System Information Protocol) information, and outputs the bit stream.

The video data separated by the demultiplexer 120 is processed by the image processor 130 and displayed on the display 140.

In this case, the image processor 130 includes an MPEG-2 decoder and a scaler that converts the video data to match the vertical frequency, resolution, aspect ratio, etc., according to the output standard of the display 120.

The display 140 may be applied to various types of display modules such as digital light processing (DLP), liquid crystal display (LCD), plasma display panel (PDP), and the like.

The audio signal is processed by an audio processor (not shown) and output to a speaker (not shown), which may include an AC-3 decoder.

The OAD processor 160 checks whether the broadcast related information includes a software code to be upgraded.

Here, the software code included in the broadcast signal includes a header part including basic index information about the software code and a payload part including the actual software code in the form of a packet.

The header unit records the manufacturer name and model name of the receiver so as to confirm the receiver that has performed the software upgrade, a receiver confirmation code, version information indicating the software version, payload length portion for recording the length of the payload, and current software. It consists of a version guide for recording guide information and the like for version information, and upgrade period information indicating the upgrade period of the software.

That is, the OAD processor 160 analyzes the separated broadcast related information to determine whether a software code is inserted. If the software code is inserted, the OAD processor 160 determines whether the corresponding software code is a downloadable code suitable for the model of the corresponding receiver. To judge.

In addition, the version information of the header unit is used to determine whether a newer version is stored than previously stored software.

If the software is a newer version than the pre-stored software, the received software is determined to be upgraded software, and the version information of the corresponding software is stored in the memory unit 170 according to a control signal of the controller 180.

In this case, the software may be upgraded by storing the entire data to be upgraded in the received software. However, the present invention is a case where the upgraded version of the software is received under the condition that the user does not perform the upgrade automatically. An example will be described.

In addition, without determining whether the received software is a new version, version information of the software may be stored in the memory unit 170.

The controller 180 allows the received upgraded version information of the software to be upgraded to be stored in the memory unit 180, and according to a user's request, the version change history according to the version information of the currently installed software based on the stored upgraded version information. Information is controlled to be displayed through the display unit 140.

That is, the controller 180 compares the upgrade version information previously stored in the memory unit 170 with the version information of the currently installed software, and accordingly upgrades the version information of the currently installed software with the version of the currently installed software. Control the upgraded version information to be displayed separately.

In addition, the version change history information is preferably displayed on the diagnostic menu as described above.

That is, as shown in FIG. 4, the diagnostic menu 200 according to the present invention includes a manufacturer display area 210 in which manufacturer information of an image display device is displayed, a model name information display area 220 in which model name information is displayed, A serial number information display area 230 for displaying serial number information, a first version information display area 240 for displaying version information of currently installed software, and upgrade version information for software upgraded from a current version. The upgrade version information selection area 250 is included.

In addition, the non-explained portion is a signal strength information display area in which signal strength information for each channel is displayed.

Here, the user can check the current actual installed version, and also enter the command to view the upgrade information on the upgrade version information selection area 250, to easily determine how far the latest version upgraded from the current version has been released. Can be.

That is, when a command to view upgrade version information according to a user's request is input on the upgrade version information selection area 250, the version information of the upgraded software having a version higher than the currently installed version among the software received from the outside in the meantime. The second version information display area 260 to which is displayed is popped up.

Here, the second version information display area 260 may include an upgrade version information display area 270 that displays version information of software upgraded from an actual current version, and an upgrade displayed on the upgrade version information display area 270. The reservation upgrade setting area 280 for setting a reservation upgrade of a specific version of the version information is included.

The upgraded version information display area 270 displays version information of software having a version higher than that of the software currently installed in the image display device among the versions of the currently released software.

In addition, the reserved upgrade setting area 280 is an area for setting a reserved upgrade of specific upgrade information according to a user request among the upgrade version information displayed on the upgrade version information display area 270.

In other words, the user sets a scheduled upgrade for the latest version of the software upgraded from the version currently installed on the video display device by using the information displayed on the upgrade version information display area 270, and the controller 180 Automatic upgrade is performed based on the scheduled upgrade.

That is, when the reserved upgrade is set, the controller 180 stores version information of the software for which the reserved upgrade is set in the memory unit 180, and later has software having the same information as the information for which the reserved upgrade is set from the outside. When received, the upgrade is performed by storing the relevant software related information.

As such, when the user does not perform the software upgrade automatically, the image display device according to the present invention can easily check the latest version of the software according to the current set of the user. It is possible to self-diagnose whether the problem is a problem, and to increase user convenience by enabling a scheduled upgrade of a specific version when upgrading the software.

Software version history information display method of the image display device according to the present invention configured as described above, as shown in Figure 5, first receives a broadcast signal input from the outside (S100).

Subsequently, it is determined whether there is software information to be upgraded from the received broadcast signal, and software information is extracted accordingly (S110).

And, actually read the version information of the software currently installed in the video display device (S120).

Subsequently, the version information of the current software is compared with the version information of the received software, and accordingly, it is determined whether a version upgrade of the software is required (S130).

And, if it is necessary to upgrade the version of the software (S130), and stores the version information of the received software (S140). That is, although the version upgrade may be automatically performed based on the received software, if the current user does not want to perform the upgrade, the version information of the received software is extracted to provide the presence or absence of the upgraded software. Save it.

Subsequently, version change history information is displayed according to a user's request (S150). That is, the version change information history including the version information of the currently installed software and the upgrade version information of the specific software upgraded from the currently installed software version is displayed.

Then, specific version information is selected from the upgraded version information on the displayed version change information history to set a reserved upgrade of the corresponding software (S160).

In addition, in the software upgrade method of the image display device according to the present invention, as shown in Figure 6, first receives a broadcast signal input from the outside (S200).

Then, information of the software to be upgraded is extracted from the received broadcast signal (S210).

Subsequently, it is determined whether there is a specific version of software for which the current scheduled upgrade is set (S220).

In addition, if there is software in which the reservation upgrade is set, the determination result (S220) determines whether the information of the software in which the reservation upgrade is set and the information of the received software are the same (S230).

Subsequently, if the information of the software for which the scheduled upgrade is set is the same as the information of the received software, the determination result (S230) stores the software information extracted from the received broadcast signal to perform a software upgrade (S240).

As such, the image display device and the software upgrade method according to the present invention can easily check the latest version of the software according to the current set of the user, if the user does not automatically perform the software upgrade, and accordingly a version when a problem occurs It is possible to self-diagnose whether the problem is caused by missing work, and accordingly, it is possible to increase user convenience by enabling a scheduled upgrade of a specific version when upgrading software.

1 shows a diagnostic menu displayed according to the prior art.

2 illustrates a software upgrade system in accordance with the present invention.

Figure 3 is a block diagram showing the configuration of an image display device according to the present invention.

4 illustrates a diagnostics menu displayed in accordance with the present invention.

5 is a flowchart for explaining step-by-step a method for displaying version change history information of software according to the present invention;

6 is a flowchart illustrating a step-by-step method of upgrading the software for which reservation upgrade is set according to the present invention.

<< Explanation of symbols for main part of drawing >>

100: tuner 110: demodulator

120: demultiplexer 130: image processing unit

140: display unit 150: key input unit

160: OAD processing unit 170: memory unit

180: control unit 190: information screen generating unit

Claims (11)

A broadcast signal receiver for receiving a broadcast signal input from the outside and decoding the video, voice, and broadcast related information; An OAD processor extracting software related information to be upgraded from broadcast related information output through the broadcast signal receiving unit; A memory unit for storing the extracted version information of the software to be upgraded; A controller configured to store version information of the software extracted through the OAD processing unit in the memory unit, and to display version change history information according to the version of the currently installed software based on the stored version information of the software; And, And a display unit for displaying the version change history information according to the control signal of the controller. The method of claim 1, The version change history information includes the version information of the currently installed software and the version information of the software whose version is upgraded from the currently installed software among the version information stored in the memory unit. The method of claim 2, And a user input unit for setting a reserved upgrade of specific software version information of the upgraded software. The method of claim 3, wherein And the control unit determines whether to detect the specific software for which the reserved upgrade is set through the OAD processing unit and performs the software upgrade. Detecting related information of the software from a broadcast signal received from the outside; Storing version information of the received software using the detected information; And, And displaying version change history information according to the version of the currently installed software, based on the version information of the stored software, according to a user's request. The method of claim 5, The storing of the received version information And checking the version information of the received software and storing the version information of the software whose version is upgraded from the currently installed software. The method of claim 5, The step of displaying the version change history information And displaying the version information of the currently installed software and the version information of the software whose version is upgraded from the currently installed software. The method of claim 7, wherein And setting a reservation upgrade of a specific software by using the version information of the upgraded software. The method of claim 8, And if the specific version of the software for which the reserved upgrade is set is detected from a broadcast signal received from the outside, performing the upgrade based on the detected software. In the interface provided on the OSD screen of the video display device to check the version change history information of the software, A first version information display area on which version information of software currently installed in the image display device is displayed; And, And a second version information display area for displaying version information of the software whose version is upgraded from the software displayed on the first version information display area among the previously received software. The method of claim 10, And a reserved upgrade setting area for setting a reserved upgrade of a specific software by using the version information of the software displayed on the second version information display area.

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